RFR: 8328228: Missing comma in copyright year for a few JColorChooser tests [v2]

[Alisen Chung]

> Adding comma to copyright years

Alisen Chung has updated the pull request incrementally with one additional commit since the last revision:

  remove middle copyright year

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/18317/files
  - new: https://git.openjdk.org/jdk/pull/18317/files/e6143840..cb3cce1f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18317&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18317&range=00-01

  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/18317.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18317/head:pull/18317

PR: https://git.openjdk.org/jdk/pull/18317